C# Bebop Guitar Scale
Guitar scale in 8-string tuning — fretboard diagram
C# Bebop in 8-string — Notes and Intervals
The C# Bebop scale is the dominant bebop scale, an eight-note extension of the Mixolydian mode. On Guitar, the notes are C#, D#, F, F#, G#, A#, B, C. By adding a chromatic passing tone, it ensures that the most important notes land on the strong beats, allowing jazz players to create fluid, professional-sounding lines. Commonly used in Jazz, Bebop, Swing, Hard Bop. Notable players include Charlie Parker, Wes Montgomery, Joe Pass, George Benson. Use over dominant 7th chords. The added passing tone ensures that the root, 3rd, 5th, and b7 fall on downbeats during eighth-note runs — the 'trick' that makes bebop sound professional.
Notes: C#, D#, F, F#, G#, A#, B, C
Intervals: 1P, 2M, 3M, 4P, 5P, 6M, 7m, 7M
Degrees: 1 2 3 4 5 6 b7 8
Formula: W-W-H-W-W-H-H-H
Number of notes: 8
Tuning: 8-string (F#-B-E-A-D-G-B-E)
About 8-string Tuning
The 8-string guitar adds both a low B and a low F# string (F#-B-E-A-D-G-B-E), pushing the instrument's range almost into bass guitar territory. This massive tonal range has become the weapon of choice for djent, progressive metal, and experimental composers who need bone-crushing low-end and soaring highs in a single instrument.
With artists like Tosin Abasi, Meshuggah, and After the Burial leading the charge, the 8-string guitar has redefined what's possible in modern heavy music. The low F# string delivers subsonic heaviness that you can feel in your chest, while the upper strings maintain standard guitar voicings for leads and clean passages. Extended-range compositions often exploit the full span of the instrument, creating a wall of sound that covers bass, rhythm, and lead guitar roles simultaneously.
Notable artists: Meshuggah, Animals as Leaders, After the Burial, Intervals, Monuments
Best for: Djent polyrhythms, extended-range metal riffs, experimental compositions, and one-instrument arrangements spanning bass to lead
Musical Character
Adds a chromatic passing tone (natural 7) to Mixolydian, creating an 8-note scale where chord tones always land on strong beats. This is the secret to authentic bebop phrasing.
Chord Progressions Using This Scale
- I – VI7 – II7 – V (Ragtime Cycle)Jazz / Soul — Playful & Vintage